Draw a diagram to show how nondisjunction of all chromosomesduring meiosis I in one parent could lead to polyploid offspring.(Use 2n = 6 for the starting cells; assume the other parent’s gametecontributes the normal number of chromosomes.)

Q: Draw a diagram of four stages of Meiosis I in a hypothetical animal cell having six chromosomes.

A: Meiosis is the cell division process by which diploid (2n) mother cell divide it's nucleus twice and…

Q: Bob has XXY chromosomes (Klinefelter syndrome) and is color blind. His mother and father have normal…

A: Colorblindness is an X-linked recessive disorder. Klinefelter syndrome is the presence of two copies…

Q: List two differences between meiosis I and meiosis II.

A: The meiotic division is divided into meiosis 1 and meiosis 2. Gametes required for the sexual…

Q: discuss the Typical meiosis in a triploid organism

A: Meiosis is a type of process of cell division that takes place in a diploid organism that results in…

Q: Nondisjunction a phenomenon that is more serious when taking place at meiosis one that meiosis two,…

A: Nondisjunction refers to failure of separation of chromosomes (in meiosis I) or chromatids (in…

Q: A.If the diploid human chromosome number (2n) =46, what will be the chromosome number per cell in…

A: Meiosis is the cell division process that involves division of a diploid (2n) mother cell and…

Q: List and describe two specific differences between meiosis I and meiosis II.

A: Difference between Meiosis I and Meiosis II   S.no Meiosis I Meiosis II 1.  In this, homologous…

Q: In an attempt to simplify meiosis for the benefit of students, mad scientists develop a way of…

A: Meiosis is the reduction division that occurs in the germline cells of the gonads. In this cell…

Q: Nondisjunction in meiosis can result in_____ . a. base-pair substitutions c. crossing over b.…

A: Meiosis consists of two divisions namely meiosis I and meiosis II. The first division of meiosis is…

Q: Use the word bank below to determine the phase of meiosis that matich with the pictures shown. Word…

A: Cell cycle is a series of changes occur in a newly divided cell through which it duplicates its…

Q: In a particular dihybrid (T/t, B/b) the alleles of the "T and "B"genes indicated in the figure below…

A: Meiosis is a process where a single cell divides twice to produce four cells containing half the…

Q: You observe a very large pairing loop at meiosis. Is it more likely to be from a heterozygous…

A: The cell is the fundamental underlying, useful, and natural unit of every known life form. Cells are…

Q: In an organism with a haploid number of 7, how many possible combinations of maternal and paternal…

A: According to law to independent assortment :-  Homologous chromosomes get arbitrarily mixed during…

Q: The diploid number of an organism is 12. How many chromosomes would be expected from the following…

A: Different conditions of ploidy levels that exists in the cell due to two problems during the cell…

Q: identify the four products of single meiosis and compare them with the four products of many other…

A: The product of single meiosis are four haploid cells in which each chromosome has only one…

Q: What event of meiosis explains the chromosome theory of inheritance and the law of independent…

A: Chromosome theory of inheritance supports Mendel's laws.Observations are  - During the process of…

Q: What process might produce a gamete with one extra chromosome? a. Nondisjunction c. Translocation b.…

A: The eukaryotic cells contain properly packed genetic material. The genetic constituent of an…

Q: You have determined the relative DNA content for cells in different stages of meiosis. You plot the…

A: The cell division occurs in a predetermined and cyclical manner that involves different phases. The…

Q: Explain how the separation of homologous chromosomes during meiosisaffects the appearance of…

A: DNA replication with the single round is followed by successive rounds of nuclear divisions during…

Q: Describe the differences between meiosis I and meiosis II.

A: Answer: Introduction: The order of events that results in cell development and cell division is…

Q: Explain why there are two divisions in meiosis and whythe DNA is not replicated between meiosis I…

A: Meiosis occurs to form haploid (n) sex gametes by two cell divisions (Meiosis I (4n---->2n + 2n)…

Q: Draw a pair of chromosomes as they would appear during synapsis in prophase I of meiosis in an…

A: In chromosomal duplication, some of the part of chromosome has been doubled up. In duplication, the…

Q: List the alleles in cach of the gametes crcated at the cnd of meiosis, (Write the number for 2/4…

A: Cell division occurs in all the cells of the body and this process is of two types: Mitosis is the…

Q: Name the phenomena that occur when homologous chromosomes do not separate during meiosis.

A: Meiosis is the type of cell division that occurs exclusively in gametes and results in the…

Q: Beginning with a single cell, how many gametes at the end of meiosis are produced with a normal…

A: The cytogenetics is the primary method to detect the chromosomal abnormalities in humans. A…

Q: the process where portions of homologous chromosomes exchange segments occurs in Meiotic overlap,…

A: The cell division which takes place in the reproductive organs is known as meiosis. It results in…

Q: Which case of nondisjunction is MOST likely to result in the production of an aneuploid cell? A.…

A: Nondisjunction is the improper segregation of chromosomes as a result of the failure of the…

Q: If a cell has a diploid number of twelve (2N = 12) before meiosis, how many chromosomes will be in…

A: The process by which two sets of chromosomes migrate in the same pole during segregation (gamete…

Q: If this happens in Meiosis I, it results in two gametes that are n + 1 and two gametes that are n -1

A: The result of a normal mitosis or meiosis is that all the progeny cells receive a complete set of…

Q: A person is born with one X chromosome, zero Y chromosomes,trisomy 21, and two copies of the other…

A: A chromosome is a compact structure of a DNA molecule wrapped around some proteins. It is generally…

Q: The purple and nebbish genes are 8cM away from each other on chromosome 2. Mutations in the purple…

A: Introduction: Genetic Mapping is used to find out the relative position of genes in a chromosome. It…

Q: Identify the key events during meiosis that result in a 50% reduction in the amount of genetic…

A: Cell division is the biological process that results in the formation of two or more identical…

Q: The cells illustrations below represent different stages of meiosis. In which order would these…

A: Cells are the smallest functional and structural unit of all organisms. All cells have a cell…

Q: Compare and contrast phases of meiosis I with phases of meiosis II in terms of the events taking…

A: Meiosis is a process where a single cell divides twice to produce four cells containing half the…

Q: how many dyads would be found in a cell that is Anaphase I of meiosis?

A: To determine: The number of dyads found in the cell in Anaphase 1 of meiosis

Q: what are the possible different kinds of gametes produces by meiosis

A: Mendel's law of independent assortment dictates  that the alleles of two (or more) different genes…

Q: Is there interphase again between meiosis I and meiosis II?

A: Interphase it the phase between two consequent phase of cell division (M phase).

Q: How many chromosomes are there in the two products of Meiosis I: N, or 2N?

A: Meiosis 1 is divided into several stages that include : Prophase Metaphase Anaphase Telophase…

Q: how many dyads would be found in a cell that is Anaphase I of meiosis?

A: It is given that the cell is diploid which a ploidy of 2n = 22 Dyad means a bivalent chromosome…

Q: in the experiment of following chromosomal dna mvement througgh meiosis, why. do you use non-sister…

A: The cell division in which the number of the chromosome reduces to half in the daughter cells is…

Q: Below is a chromosome with arrows showing the breakpoints of an inversion. ABCDE F GH What would be…

A: DNA is a double stranded helical molecule that is made up of repeating nucleotides. Mutation is any…

Q: raw out meiotic divisions that could result in trisomy, assuming that the error occurred during…

A: Trisomy situation in the zygote represents that the cell contains 1 extra chromosome (2n+1)   This…

Q: Let’s suppose a pea plant is heterozygous for three genes, Tt Yy Rr, and each gene is on a different…

A: A gene is a sequence of nucleotides in a genome that codes for a specific functioning molecule.…

Q: Sketch a series of diagrams showing each of the following, making sure to end each series with…

A: Cell division is a process known as meiosis. Four haploid cells are supposed to define that they are…

Q: . If you observed a dicentric bridge at meiosis, what rearrangement would you predict had taken…

A: Introduction :- Only if there was at least one crossover in the inverted segment would a bridge…

Q: If a cell with 4 chromosomes goes through meiosis, what is the result? O A. 2 identical cells with 2…

A: Chromosomes are structures that resemble a thread and are present inside the nucleus of both plant…

Q: c. Draw a cell with n=2 during metaphase of meiosis I. Use two colors to show that crossing over and…

A: The meiosis is the cell division process that involves division of a diploid (2n) mother cell that…

Q: explain how the Law of Segregation and the Law of Independent Assortment relate directly to…

A: Inheritance bis basically a phenomenon which evaluates how the genes bearing  particular characters…

Q: During meiosis both recombinant and parental type chromatids are created. Which of the outcomes…

A: The meiotic division is characterized by the formation of recombinants. This phenomenon is achieved…